Driving mechanism for synchronously moving multiple groups of cleaning baskets

Abstract

The utility model relates to the technical field of ultrasonic cleaning, and provides a driving mechanism for synchronously moving a plurality of groups of cleaning baskets, which comprises a rack arranged along the front-back direction, and a left driving rod and a right driving rod are horizontally arranged on the rack above the left side and the right side of an external cleaning pool respectively. A plurality of synchronous connecting rods are fixedly arranged between the left driving rod and the right driving rod, hooks with the number larger than that of external cleaning pools by one are symmetrically arranged on the left driving rod and the right driving rod, the upper ends of the hooks are fixedly arranged on the left driving rod and the right driving rod, and a plurality of driving columns are vertically arranged on the rack. The upper end of the driving column is movably arranged on the rack in a front-back translation mode, the lower end of the driving column is arranged between the left driving rod and the right driving rod in a penetrating mode, and the left driving rod and the right driving rod are movably arranged on the driving column in a lifting mode. The rack is provided with a driving device used for synchronously driving the multiple driving columns to slide front and back and synchronously driving the hooks to ascend and descend.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic cleaning technical field, especially a kind of driving mechanism for synchronously moving multiple groups of cleaning baskets. BACKGROUND

[0002] Faucet shell, gland and handle accessories and other materials need to remove excess burrs and polish smooth after casting forming, and need to be ultrasonically cleaned after removing burrs and polishing. New energy accessories need to remove processing residues, oil stains and the like after processing, and also need to use ultrasonic cleaning.

[0003] With the increasing market demand for faucets and new energy vehicles, in order to improve the efficiency of ultrasonic cleaning, the number of cleaning tanks on the cleaning line is also increasing, and the efficiency of ultrasonic cleaning can be improved by increasing the number of cleaning tanks and shortening the cleaning time of each cleaning tank. For example: the original group of cleaning parts needs to be cleaned for 20 minutes, that is, 20 minutes for a group of clean cleaning parts for subsequent processing. Now 10 groups of cleaning tanks are set up, and each cleaning tank is cleaned for 2 minutes, that is, 2-3 minutes for a group of clean cleaning parts, which greatly improves the cleaning efficiency of the ultrasonic cleaning line and is beneficial to shorten the manufacturing cycle of the faucet.

[0004] The more the number of cleaning tanks, the weaker the synchronization and stability of the lifting drive and translation drive of the cleaning basket, therefore, in order to improve the driving stability and synchronization of the ultrasonic cleaning line of multiple cleaning tanks, the present case is generated. SUMMARY

[0005] Therefore, in view of the above problems, the utility model provides a kind of driving mechanism for synchronously moving multiple groups of cleaning baskets.

[0006] To solve the above technical problems, the utility model takes the following solutions: a driving mechanism for synchronously moving multiple groups of cleaning baskets, comprising a rack arranged in the front-back direction, characterized in that: a left drive rod and a right drive rod are horizontally arranged above the left and right sides of the outer cleaning tank on the rack, a plurality of synchronous connecting rods are fixedly arranged between the left drive rod and the right drive rod, a number of hooks more than one of the outer cleaning tank are symmetrically arranged on the left drive rod and the right drive rod, the upper end of the hook is fixedly arranged on the left drive rod and the right drive rod, a plurality of drive columns are vertically arranged on the rack, the upper end of the drive column is transversely movably arranged on the rack, the lower end of the drive column is arranged between the left drive rod and the right drive rod, the left drive rod and the right drive rod are movably arranged on the drive column, and a driving device for synchronously driving the front-back sliding of the plurality of drive columns and the lifting of the hooks is arranged on the rack.

[0007] Further improvements are that the driving device comprises a guide plate, the guide plate is horizontally fixedly arranged on the top of the rack, the guide plate is provided with a guide opening in the front-rear direction, the upper end of the driving column is slidably arranged in the guide opening, the driving column is provided with a mounting cavity in the front-rear direction, a first ball screw is vertically arranged in the mounting cavity, the lower end of the first ball screw is rotatably arranged at the bottom of the mounting cavity, the upper end of the first ball screw penetrates through the top surface of the driving column, a first driving block is sleeved on the first nut seat of the first ball screw, lifting seats are fixedly arranged on the front-rear end faces of the first driving block respectively, the left driving rod and the right driving rod are fixedly arranged on the left and right ends of the lifting seat, lifting guide structures are arranged between the guide plate and the driving column to limit the rotation of the lifting seat, guide the stable lifting of the driving block, and improve the mounting stability between adjacent lifting seats and the first driving block, and the rack is provided with a driving structure for synchronously driving the translation of a plurality of driving columns and the lifting of the lifting seat.

[0008] Further improvements are that the driving structure comprises a first motor, a second motor, a plurality of linkage shafts, a plurality of first speed reducers, and a second ball screw; the housing of the first speed reducer is fixedly arranged on the guide plate, the upper end of the first ball screw is connected with the first output shaft of the lower end face of the first speed reducer, the linkage shafts are horizontally arranged between adjacent first speed reducers in the front-rear direction, one end of the linkage shaft is fixedly arranged on the second output shaft of the rear end face of the previous first speed reducer, the other end of the linkage shaft is fixedly arranged on the input shaft of the front end face of the next first speed reducer, the housing of the first motor is fixedly arranged on the guide plate, and the rotating shaft of the first motor is connected with the input shaft of the first speed reducer in front;

[0009] The second ball screw is arranged on one side of the guide opening in the front-rear direction, one end of the second ball screw is rotatably arranged on the guide plate, the housing of the second motor is fixedly arranged on the guide plate, the other end of the second ball screw is fixedly connected with the rotating shaft of the second motor, a second driving block is sleeved on the second nut seat of the second ball screw, the second driving block is fixedly arranged on the driving column, and the guide plate is provided with a sliding guide structure for limiting the rotation of the second driving block and guiding the stable sliding of the driving column in the front-rear direction.

[0010] Further improvements are that the lifting guide structure comprises a guide rail, a sliding block, and a stabilizing plate, the guide rail is vertically arranged on the inner walls of the left and right sides of the mounting cavity, the sliding block is slidably fixedly arranged on the guide rail, and the stabilizing plate is fixedly arranged on the inner side face of the sliding block in the front-rear direction.

[0011] Further improvement is that the sliding guide structure comprises guide rods and guide blocks, the guide rods are fixedly arranged on the guide plates on both sides of the guide openings, the guide blocks are slidably arranged on the guide rods, and inner sides of the guide blocks are fixedly arranged on the side of the driving columns.

[0012] Further improvement is that at least one set of reinforcing structures for supporting the linkage shafts to increase the strength of the linkage shafts is arranged below the linkage shafts on the guide plates.

[0013] Further improvement is that the reinforcing structures comprise support seats, lower ends of the support seats are fixedly arranged on the guide plates, upper ends of the support seats are provided with grooves for limiting the left-right deformation of the linkage shafts, and the linkage shafts are arranged in the grooves.

[0014] Further improvement is that upper ends of the support seats are provided with resistance-reducing structures for reducing the rotating frictional resistance of the support seats to the linkage shafts.

[0015] Further improvement is that the resistance-reducing structures comprise four resistance-reducing wheels and two mounting shafts, the mounting shafts are fixedly arranged on the support seats in parallel with the linkage shafts on both sides of the grooves, the resistance-reducing wheels are rotatably arranged on both ends of the mounting shafts, and the four resistance-reducing wheels form limiting grooves for limiting the left-right deformation of the linkage shafts.

[0016] Further improvement is that the resistance-reducing structures comprise resistance-reducing bearings, outer rings of the resistance-reducing bearings are fixedly arranged on the support seats, and the linkage shafts are fixedly arranged on inner rings of the resistance-reducing bearings.

[0017] By adopting the foregoing technical scheme, the utility model has the beneficial effects that:

[0018] The twelve cleaning pools are arranged to improve the cleaning efficiency of the faucet components, improve the manufacturing cycle of the faucet and improve the production efficiency, and a group of driving devices are arranged to synchronously drive the driving columns to move the hooks on the twelve cleaning pools to synchronously move the cleaning baskets, the driving columns are arranged between the left-right symmetrical hooks, the driving columns are good in driving synchronism and stability for the hooks, and the stability and synchronism of the lifting movement and the translation movement of the hooks are improved.

[0019] Further beneficial effects are that the lifting seats are arranged on the front and rear end faces of each driving column, the lifting seats are fixedly arranged with the left and right driving rods, only the freedom of the lifting movement of the hooks is reserved, and the stability of the movement of the hooks is improved.

[0020] Further beneficial effects are: in the case, the three groups of first ball screws are driven to rotate by the linkage shaft and the first speed reducer, the three groups of driving columns are driven to translate by the same linkage shaft and the first speed reducer, the same motor drives the lifting of the hooks and the translation of the hooks, the synchronization and stability of the movement of the hooks are improved, the driving structure is greatly simplified, and the manufacturing cost and operation cost of the equipment are reduced.

[0021] Further beneficial effects are: the lifting guiding structure further improves the lifting stability of the hooks.

[0022] Further beneficial effects are: the sliding guiding structure further improves the translation stability of the hooks.

[0023] Further beneficial effects are: the linkage shaft is limited in the left-right direction by the reinforcing structure, that is, the support seat, the deformation resistance of the linkage shaft is increased, the transmission stability is improved, the rotation resistance of the support seat to the linkage shaft is reduced by the rotationally arranged resistance-reducing wheels, and the energy loss is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a three-dimensional structural schematic diagram of a specific embodiment of the utility model in the ultrasonic cleaning line.

[0025] Figure 2 is a side view structural schematic diagram of a specific embodiment of the utility model in the ultrasonic cleaning line.

[0026] Figure 3 is a three-dimensional structural schematic diagram of a specific embodiment of the utility model in the ultrasonic cleaning line.

[0027] Figure 4 is a partial structural schematic diagram of a specific embodiment of the utility model in the ultrasonic cleaning line.

[0028] Figure 5 is a three-dimensional structural schematic diagram of a cleaning tank and a cleaning basket in the ultrasonic cleaning line of the utility model embodiment.

[0029] Figure 6 is an internal structure schematic diagram of the cleaning tank in the ultrasonic cleaning line of the utility model embodiment.

[0030] Figure 7 is Figure 3 a partial structure enlarged view of A in the figure.

[0031] Figure 8 is Figure 3 a partial structure enlarged view of B in the figure. DETAILED DESCRIPTION

[0032] The utility model further discloses the specific implementation examples of the driving mechanism for synchronously moving multiple groups of cleaning baskets in the ultrasonic cleaning line.

[0033] Reference Figures 1 to 8 The utility model discloses an embodiment for synchronously moving multiple groups of cleaning baskets in the ultrasonic cleaning line.

[0034] Ultrasonic cleaning line, including the rack 10 who sets up along front and back direction, twelve cleaning pools 11 who sets up equidistance and side by side at the bottom of rack 10, cleaning basket 12, the left drive rod 13, right drive rod 14 are horizontally arranged respectively on the left and right sides of cleaning pool 11 top, a plurality of synchronous connecting rods 15 are fixedly arranged between left drive rod 13 and right drive rod 14, the both ends of synchronous connecting rod are fixedly arranged on the inner side of left drive rod 13 and right drive rod 14 respectively, the left drive rod 13 and right drive rod 14 are symmetrically provided with thirteen hooks 16 more than the number of cleaning pool 11, and the upper end of hook 16 is fixedly arranged on the left drive rod 13 and right drive rod 14. The upper end of hook 16 is inwardly horizontally folded to form a mounting piece 17, and the mounting piece 17 is arranged on the upper surface of the left drive rod 13 and the right drive rod 14. The upper surface of the left drive rod 13 and the right drive rod 14 is provided with a mounting hole for fixing and mounting the hook 16, and the mounting slide groove 18 for adjusting the fixed position of the hook 16 forward and backward to facilitate accurately hooking or releasing the cleaning basket 12 is arranged on the mounting piece along the front and back direction. The mounting slide groove 18 and the mounting hole are provided with fastening bolts (not shown in the figure).

[0035] Three drive columns 19 are vertically arranged on the rack 10, the upper end of the drive column 19 is transversely movably arranged on the rack 10, the lower end of the drive column 19 is arranged between the left drive rod 13 and the right drive rod 14, the left drive rod 13 and the right drive rod 14 are movably arranged on the drive column 19, and the rack 10 is provided with a driving device for synchronously driving the front and back sliding of the plurality of drive columns 19 and the lifting of the hook 16.

[0036] The driving device comprises a guide plate 20 horizontally fixedly arranged on the top of the rack 10, a guide opening 21 is formed in the guide plate 20 along the front-rear direction, the upper end of the driving column 19 is slidably arranged in the guide opening 21, an installation cavity 22 is formed in the driving column 19 along the front-rear direction, a first ball screw 23 is vertically arranged in the installation cavity 22, the lower end of the first ball screw 23 is rotatably arranged on the bottom of the installation cavity 22 through a bearing, the upper end of the first ball screw 23 is rotatably arranged on the top surface of the driving column 19, a first nut seat 24 of the first ball screw is sleeved with a first driving block 25, the front-rear end surfaces of the first driving block 25 are respectively bolted with lifting seats 26, the left driving rod 13 and the right driving rod 14 are fixedly arranged on the left and right ends of the lifting seats 26, the guide plate 20 and the driving column 19 are provided with lifting guide structures for limiting the rotation of the lifting seats 26, guiding the stable lifting of the driving blocks, and improving the installation stability between the adjacent lifting seats 26 and the first driving blocks 25, and the rack 10 is provided with a driving structure for synchronously driving the translation of a plurality of driving columns 19 and the lifting of the lifting seats 26.

[0037] The driving structure comprises a first motor 27, a second motor (not shown in the figure), two linkage shafts 29, three first speed reducers 30, a second speed reducer 31, and a second ball screw 32. The first speed reducers 30 and the second speed reducer 31 are both worm gear reducers. The housing of the first speed reducer 30 is fixedly arranged on the guide plate 20, the upper end of the first ball screw is connected with the first output shaft on the lower end surface of the first speed reducer 30, the linkage shaft 29 is horizontally arranged between adjacent first speed reducers 30 along the front-rear direction, one end of the linkage shaft 29 is fixedly arranged on the second output shaft on the rear end surface of the previous first speed reducer 30, the other end of the linkage shaft 29 is fixedly arranged on the input shaft on the front end surface of the next first speed reducer 30, the housing of the first motor 27 is fixedly arranged on the guide plate 20, the rotating shaft of the first motor 27 is connected with the input shaft of the first speed reducer 30 in front; the second ball screw 32 is arranged on one side of the guide opening 21 along the front-rear direction, one end of the second ball screw 32 is rotatably arranged on the guide plate 20, the housing of the second motor is fixedly arranged on the guide plate 20, the other end of the second ball screw 32 is fixedly connected with the rotating shaft of the second motor through the second speed reducer 31, the rotating shaft of the second motor is connected with the input shaft of the second speed reducer 31, and the other end of the second ball screw 32 is fixedly connected with the input shaft of the second speed reducer 31. A second nut seat 33 of the second ball screw 32 is sleeved with a second driving block 34, the second driving block 34 is indirectly fixedly arranged on the driving column 19, and the guide plate 20 is provided with a sliding guide structure for limiting the rotation of the second driving block 34 and guiding the stable sliding of the driving column 19 along the front-rear direction.

[0038] The lifting guide structure comprises guide rails 35, sliding blocks 36, and stabilizing plates 37. The guide rails 35 are vertically arranged on the left and right inner walls of the installation cavity 22. The sliding blocks 36 are slidingly fixed on the guide rails 35. The stabilizing plates 37 are fixed on the inner side of the sliding blocks 36 in the front-rear direction. The front and rear ends of the stabilizing plates 37 are fixed on the lifting seat 26, respectively.

[0039] The sliding guide structure comprises guide rods 38 and guide blocks 39. The guide rods 38 are fixed on the guide plates 20 on both sides of the guide opening 21. The guide blocks 39 are slidingly sleeved on the guide rods 38. The inner side of the guide blocks 39 is fixed on the side of the driving column 19. The inner side of the second driving block 34 is fixed on one of the guide blocks 39.

[0040] At least one set of reinforcing structures for supporting the linkage shaft 29 to increase the strength of the linkage shaft 29 is arranged below the linkage shaft 29 on the guide plate 20. The reinforcing structure comprises a support seat 40. The lower end of the support seat 40 is bolted and fixed on the guide plate 20. The upper end of the support seat 40 is provided with a groove 41 for limiting the left-right deformation of the linkage shaft 29. The linkage shaft 29 is arranged in the groove 41.

[0041] The upper end of the support seat 40 is provided with a resistance reduction structure for reducing the rotational friction resistance of the support seat 40 to the linkage shaft 29. The resistance reduction structure comprises four resistance reduction wheels 42 and two mounting shafts (not shown in the figure). The mounting shafts are fixed on the support seat 40 in parallel to the linkage shaft 29 on both sides of the groove. The resistance reduction wheels 42 are rotatably sleeved on the both ends of the mounting shafts through bearings. The resistance reduction wheels 42 form a limiting slot for limiting the left-right deformation of the linkage shaft 29.

[0042] The cleaning pool 11 comprises a pool body 44 and an ultrasonic generator 45 (the ultrasonic generator used in this embodiment is a prior art which can be directly purchased from the market, and the improvement point of this case is not on the ultrasonic generator, so it is not described in detail here). The pool body 44 is fixed on the rack 10. The bottom of the pool body 44 is provided with a drain. The upper end of one side wall of the pool body 44 is provided with a water inlet. Two mounting plates 46 are vertically and symmetrically arranged on the front and rear inner walls of the pool body 44. A mounting rod 47 is bolted and fixed or welded and fixed between the lower ends of the mounting plates 46. The ultrasonic generator 45 is fixed on the two mounting rods 47. A positioning rod 48 for limiting the lowest position of the cleaning basket 12 is fixed between the mounting plates 46 above the lower mounting rod 47. The cleaning basket 12 is movably placed on the upper surface of the positioning rod 48.

[0043] The front and rear ends of the positioning rods 48 are respectively upwardly inclined and folded to form first positioning pieces 49 abutting against the front and rear surfaces of the cleaning basket 12 for guiding the cleaning basket 12 to be centrally placed in the front and rear directions and limiting the front and rear movement of the cleaning basket 12. The outer sides of the two positioning rods 48 are respectively downwardly inclined and folded to form second positioning pieces 50 abutting against the left and right convex edges of the bottom surface of the cleaning basket 12 for guiding the cleaning basket 12 to be centrally placed in the left and right directions and limiting the left and right movement of the cleaning basket 12.

[0044] The mounting plate 46 and the end of the positioning rod 48 are provided with an adjusting structure for adjusting the size of the cleaning object to adjust the height between the bottom surface of the cleaning basket 12 and the liquid surface to shorten the lifting. The adjusting structure includes an adjusting piece 51, a plurality of groups of first adjusting holes 52 longitudinally arranged on the mounting plate 46, and second adjusting holes 53 corresponding to one group of the adjusting holes 52 arranged on the adjusting piece 51. The adjusting piece 51 is integrally arranged at the end of the positioning rod 48. The second adjusting holes 53 are long strip-shaped adjusting holes for fine adjustment of the fixed position of the adjusting piece 51.

[0045] A plurality of strip-shaped overflow ports (not shown in the figure) with different heights are horizontally arranged on one side of the pool body 44. An overflow cover 55 is tightly welded and fixed on the outer wall of the pool body 44 around the overflow ports. A water outlet 56 is arranged on the overflow cover 55. By opening and closing the water outlets at different height overflow ports, the horizontal position of the liquid surface of the cleaning liquid is limited to avoid overflow of the cleaning liquid from the pool body 44, which is conducive to controlling the liquid level and avoiding splashing of the cleaning liquid from the cleaning pool 11 under ultrasonic vibration.

[0046] The synchronous driving working principle of the driving mechanism for synchronously moving a plurality of groups of cleaning baskets is as follows:

[0047] The to-be-cleaned part is placed in the cleaning basket 12, and the hook 16 is driven to the initial position. The first motor 27 is driven to drive the three groups of first ball screws 23 to rotate through the linkage shaft 29, so as to drive the hook 16 to descend to the second set height, which is not higher than the height of the cleaning basket 12; the second motor is driven to drive the second ball screw 32 to rotate, so as to drive the driving column 19 to translate, and the driving columns 19 are synchronously translated backward by a set distance through the linkage shaft 29, so as to drive the hook 16 to approach the cleaning basket 12; the first motor 27 is driven to drive the hook 16 to ascend to hook the cleaning basket 12 and reset to the first set height; the second motor is driven to drive the cleaning basket 12 to translate backward by a distance interval of the cleaning pool 11; the first motor 27 is driven again to drive the hook 16 to descend and place the cleaning basket 12 on the positioning rod 48 in the cleaning pool 11 and continue to descend to the second set height; the second motor is driven to drive the hook 16 to translate forward by a set distance and separate from the cleaning basket 12; the first motor 27 and the second motor are simultaneously driven to reset the hook 16 to the initial position, that is, one cleaning basket 12 moving action is completed. The cleaning basket 12 in front of the cleaning pool 11 moves into the first cleaning pool 11, and the cleaning basket in the last cleaning pool 11 separates from the cleaning pool 11 to complete cleaning.

[0048] Based on the foregoing technical solution, the resistance reduction structure can further include a resistance reduction bearing, and an outer ring of the resistance reduction bearing is fixedly arranged on the support seat, and the linkage shaft is fixedly arranged on an inner ring of the resistance reduction bearing.

[0049] The basic principle and main features of the utility model and its advantages are shown and described above, and those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions are only to illustrate the principle of the utility model, and the utility model can have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed for protection, and the protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A drive mechanism for synchronizing mobile multi-group cleaning baskets, comprising a frame arranged in a front-rear direction, characterized in that: The left driving rod and the right driving rod are respectively arranged above the left side and the right side of the external cleaning tank on the rack, a plurality of synchronous connecting rods are fixedly arranged between the left driving rod and the right driving rod, a plurality of hooks are symmetrically arranged on the left driving rod and the right driving rod, the number of the hooks is more than that of the external cleaning tank, the upper end of the hook is fixedly arranged on the left driving rod and the right driving rod, a plurality of driving columns are vertically arranged on the rack, the upper end of the driving column is translatably arranged on the rack, the lower end of the driving column is arranged between the left driving rod and the right driving rod, the left driving rod and the right driving rod are translatably arranged on the driving column, and the driving device for synchronously driving the front and back sliding of the driving column and the lifting of the hook is arranged on the rack.

2. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 1, characterized in that: The driving device comprises a guide plate, the guide plate is horizontally fixedly arranged on the top of the rack, the guide plate is provided with a guide opening in the front and back direction, the upper end of the driving column is slidably arranged in the guide opening, the driving column is provided with a mounting cavity in the front and back direction, a first ball screw is vertically arranged in the mounting cavity, the lower end of the first ball screw is rotatably arranged at the bottom of the mounting cavity, the upper end of the first ball screw penetrates the top surface of the driving column, a first driving block is sleeved on the first nut seat of the first ball screw, lifting seats are fixedly arranged on the front and back end surfaces of the first driving block, the left driving rod and the right driving rod are fixedly arranged on the left and right ends of the lifting seat, lifting guide structures are arranged between the guide plate and the driving column, the lifting guide structures limit the rotation of the lifting seat, guide the stable lifting of the driving block and improve the installation stability between the adjacent lifting seat and the first driving block, and the driving structure for synchronously driving the translation of the driving column and the lifting of the lifting seat is arranged on the rack.

3. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 2, characterized in that: The driving structure comprises a first motor, a second motor, a plurality of linkage shafts, a plurality of first speed reducers and a second ball screw, the housing of the first speed reducer is fixedly arranged on the guide plate, the upper end of the first ball screw is connected with the first output shaft of the lower end surface of the first speed reducer, the linkage shafts are horizontally arranged between adjacent first speed reducers in the front and back direction, one end of the linkage shaft is fixedly arranged on the second output shaft of the rear end surface of the previous first speed reducer, the other end of the linkage shaft is fixedly arranged on the input shaft of the front end surface of the next first speed reducer, the housing of the first motor is fixedly arranged on the guide plate, and the rotating shaft of the first motor is connected with the input shaft of the first speed reducer in front; The second ball screw is arranged on one side of the guide opening in the front and back direction, one end of the second ball screw is rotatably arranged on the guide plate, the housing of the second motor is fixedly arranged on the guide plate, the other end of the second ball screw is fixedly connected with the rotating shaft of the second motor, a second driving block is sleeved on the second nut seat of the second ball screw, the second driving block is fixedly arranged on the driving column, and a sliding guide structure for limiting the rotation of the second driving block and guiding the stable sliding of the driving column in the front and back direction is arranged on the guide plate.

4. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 2, characterized in that: The lifting guide structure comprises guide rails, sliding blocks and stabilizing plates, the guide rails are vertically arranged on the inner walls of the left and right sides of the installation cavity, the sliding blocks are slidingly fixed on the guide rails, and the stabilizing plates are fixed on the inner side surfaces of the sliding blocks in the front-rear direction, and the front and rear ends of the stabilizing plates are fixed on the lifting seat respectively.

5. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 3, characterized in that: The sliding guide structure comprises guide rods and guide blocks, the guide rods are fixed on the guide plates on both sides of the guide opening, the guide blocks are slidingly sleeved on the guide rods, the inner side surfaces of the guide blocks are fixed on the side surfaces of the driving columns, and the inner side surfaces of the second driving blocks are fixed on the guide blocks.

6. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 3, characterized in that: At least one set of reinforcing structures for supporting the linkage shaft to increase the strength of the linkage shaft is arranged below the linkage shaft on the guide plate.

7. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 6, characterized in that: The reinforcing structure comprises a support seat, the lower end of the support seat is fixed on the guide plate, the upper end of the support seat is provided with a groove for limiting the left-right deformation of the linkage shaft, and the linkage shaft is arranged in the groove.

8. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 7, characterized in that: The upper end of the support seat is provided with a friction-reducing structure for reducing the frictional resistance of the support seat to the rotation of the linkage shaft.

9. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 8, characterized in that: The friction-reducing structure comprises four friction-reducing wheels and two mounting shafts, the mounting shafts are fixed on the support seat in parallel with the linkage shaft on both sides of the groove, the friction-reducing wheels are rotatably sleeved on the two ends of the mounting shafts, and the four friction-reducing wheels form a limiting groove for limiting the left-right deformation of the linkage shaft.

10. The drive mechanism for synchronizing mobile multi-set cleaning baskets according to claim 8, characterized in that: The friction-reducing structure comprises a friction-reducing bearing, the outer ring of the friction-reducing bearing is fixed on the support seat, and the linkage shaft is fixed on the inner ring of the friction-reducing bearing.

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